Ilyes Hermellin
Ecommerce Business Owner at Wide like a River
Toulouse, Occitania, France
Summary
👤
Senior🎓
Top SchoolIlyes Hermellin is an experienced full‑stack engineer and ecommerce founder based in Toulouse with 11 years shipping production web and mobile products. He specializes in JavaScript ecosystems (React, Node, React Native) and has delivered high‑throughput, offline‑first mobile apps with native modules, P2P Bluetooth sync, and ticketing systems that handled hundreds of thousands of scans. His background spans startups and larger teams—from building performant, low‑latency frontends and ad products to maintaining legacy Ruby backends and GraphQL/Node platforms. He also brings cross‑language fluency (Python, Ruby, Swift/Objective‑C) that helps bridge mobile and backend integrations. As an entrepreneurial developer now running an ecommerce business, he combines hands‑on engineering with product and operational experience. A pragmatic problem solver, he’s repeatedly focused on performance and resilience in real‑world, high‑traffic environments.
11 years of coding experience
3 years of employment as a software developer
Baccalauréat, Baccalauréat at Lycée Saint SerninComputer Programming, Computer Programming at 42 Paris
English, French, Spanish, Arabic
Stackoverflow
5,479reputation
305kreached
107answers
31questions
github
top-5%
github-api
top-5%
graphql
top-1%
Github Skills (200)
testing10
html10
json10
nodejs10
svelte10
user-interface10
web-components10
frontend10
declarative10
react-native-component10
mobile10
vite10
graphql10
mobile-development10
javascript10
Programming languages (13)
Github contributions (5)
js-and-chill/form-logic
Oct 2016 - Oct 2017
Contributions:17 commits, 14 pushes, 1 branch in 11 months
yachaka/my-website
Nov 2017 - Jul 2021
Contributions:60 commits, 13 PRs, 40 pushes in 3 years 8 months
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